
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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Transcribed Image Text:QUESTION 5
In a gym class there are 22 seniors, 12 juniors, 10 sophomores and 15 freshmen. How many ways can 8 students be selected at random so there are an
equal number from each level? Answers are left in Combinatorics format.
o( 12
Y 22 Y15
10
59
12
22
15
10
8
8
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